[time-nuts] FE-5680A Mechanical Question

David davidwhess at gmail.com
Thu Jan 12 02:17:16 EST 2012


On Wed, 11 Jan 2012 22:44:47 -0800, Hal Murray
<hmurray at megapathdsl.net> wrote:

>> How would a GPSDRbO work?
>
>The same as if you were building a GPSDO using a quartz oscillator.  Since 
>the Rb has better long term stability, you can use a longer time constant on 
>the filter.

But how do you adjust the RgO output frequency?  That's why I asked if
A DDS would be used.

Nevermind.  I just found it.  The RgO cell can be frequency adjusted
magnetically.




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